Correcting ~10% humidity by closing sun room with fan blowing?

[@JCar]

Originally Posted by Ray

Enclosing a room will not automatically lead to fungus issues, especially if you have a fan, gently circulating the air, on all the time, so there will probably be no reason to spray with fungicides.

However, simply enclosing it may not increase the humidity sufficiently, so consider adding a room humidifier.

I have a small humidifier and multiple gravel trays in the room, I also mist it heavily every few hours. Humidity is is constant around 40 - 50% now. Seems to be working for now. Thanks for your input